Sentence examples for the value of copper from inspiring English sources

"At that time the value of copper, which is our principal product for export, really went down.

People do not gossip about the value of copper and tin, but they like to talk about how much the neighbour's house went for.

A surge in the value of copper, iron and other metals has fueled a wave of thefts from sidewalks, roadways and rail yards in the last few months.

Central Africa had no Copper or Bronze Age in the last millennium bc, and it was in the Iron Age that the value of copper came to be recognized.

Substantial social and economic disruption followed in China, not only from the effects of the opium habit itself as it spread among the populace but from the corruption it engendered among petty officials and from a fall in the value of copper in China's bimetallic monetary system as silver was drained from the economy.

It is observed that, the value of copper has increased than first rainwater values.

It was also the first major naval victory for the British over their European enemies in the war and proved the value of copper-sheathing the hulls of warships.

In the early seventies, when the value of the copper in a penny had risen to almost a penny, the Mint produced about a million and a half Lincoln cents made of aluminum.

(Think of what fiber optics have done to the value of installed copper telephone wire).

This statute gave the United States authority to sell metal to the British government from up to 350,000,000 silver dollars at $1 per ounce of silver plus the value of the copper in the coins, and handling and transportation fees.

The optical band gap of Cu x S film estimated from Fig. 6b is 2.1 eV, which is comparable to the value of digenite copper sulfide thin film reported elsewhere [39,40].